Battery charger



FIG. 1 is a front, top, left perspective view of a battery charger ofour new design;

FIG. 2 is a rear, top, left perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a left view thereof;

FIG. 6 is a right view thereof;

FIG. 7 is a top view thereof;

FIG. 8 is a bottom view thereof; and,

FIG. 9 is a cross-sectional view thereof taken along line 9-9 in FIG. 7.

The dash-dash broken lines in the drawings are for the purpose ofillustrating portions of the article that form no part of the claimeddesign.

CLAIM The ornamental design for a battery charger, as shown anddescribed.